CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in 92101 than in any other category.
The following table shows how many construction businesses with between one and four employees were in 92101 during the period from 2012 to 2016.
Construction businesses with between one and four employees in 92101 (2012-2016)
Year
Total businesses
2012
37
2013
36
2014
48
2015
38
2016
43